BMW K100 LT (1986)

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The BMW K100 LT motorcycle was produced between 1986 and 1991, with 14,899 units made during this time. The bike’s engine is a four-stroke, horizontal in-line four-cylinder with a capacity of 987 cc and a compression ratio of 10.2:1. It uses liquid cooling and a wet sump lubrication system, with electronic injection and ignition powered by a 20Ah battery. The bike has a maximum power output of 65.6 kW at 8000 rpm and a maximum torque of 86 Nm at 6000 rpm. The transmission is a 5-speed manual with a dry, single-plate clutch and shaft final drive. The bike has a tubular space frame with the engine acting as a load-bearing component, and front and rear suspension systems consisting of a telescopic fork and monolever swinging arm, respectively. The bike has a wet weight of 253 kg and a fuel capacity of 22 liters, with an average consumption of 6.3 l/100 km. The bike’s top speed is 213 km/h. It comes in two colors, silver and blue/grey, and the manual can be found online.

Technical specifications:

Make Model: BMW K100 LT

Year: 1986


Production: 14899 units between 1986 and 1991
Engine: Four stroke, horizontal in line four cylinder, DOHC, 2 valves per cylinder
Capacity: 987 cc / 60.2 cub. in
Bore x Stroke: 67 x 70 mm
Compression Ratio: 10.2:1
Cooling System: Liquid cooled
Lubrication: Wet sump
Engine Oil: 10W40
Exhaust: Stainless steel, 4 into 1
Induction: Electronic injection, Bosch LE-Jetronic
Ignition: Electronic injection, Bosch LE-Jetronic
Spark Plug: Bosch XR 5 DC / Beru 12-5 DU / Champion A 85 YC
Battery: 20Ah
Starting: Electric
Max Power: 65.6 kW / 90 hp @ 8000 rpm

Max Power Rear Wheel: 61.7 kW / 83.9 hp @ 8250
Max Torque: 86 Nm / 8.8 kgf-m / 63 ft-lb @ 6000 rpm
Clutch: Dry, single plate, cable operated
Transmission: 5 Speed
Final Drive: Shaft
Gear Ratio: 1st 4.50 / 2nd 2.96 / 3rd 2.30 / 4th 1.88 / 5th 1.61:1
Frame: Tubular space frame, engine serving as load bearing component
Front Suspension: Telescopic fork with hydraulic shock absorber
Front Wheel Travel: 185 mm / 7.3 in
Rear Suspension: Monolever swinging arm
Rear Wheel Travel: 110 mm / 4.3 in.
Front Brakes: 2 x 285 mm discs, 2 piston calipers
Rear Brakes: Single 285 mm disc, 1 piston caliper
Wheels: Alloy, 8 spoke
Front Rim: 2.50 x 18 MT H 2
Rear Rim: 2.75 x 17 MT H 2
Front Tyre: 100/90-18
Rear Tyre: 130/90-17
Dimensions: Length 2220 mm / 87.4 in Width 960 mm / 37.8 in Height 1155 mm / 45.5 in
Wheelbase: 1516 m /59.7 in.

Ground Clearance: 175 mm / 6.9 in.
Seat Height: 810 mm / 31.90 in.
Wet Weight: 253 kg / 558 lbs
Fuel Capacity: 22 Liters / 5.8 US gal
Average Consumption: 6.3 l/100 km / 15.8 km/l / 37.2 US mpg
Braking 60 km/h / 37 mph – 0: 14.2 m / 46.6 ft
Braking 100 km/h / 62 mph – 0: 40.1 m / 132 ft
Standing 1/4 Mile: 11.9 sec / 179 km/h / 111 mph
Standing 0 – 100 km/h / 62 mph: 4.3 sec
Top Speed: 213 km/h / 132 mph
Colours: Silver, Blue/Grey
Manual: Epll.no-ip.com

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